Ubuntu cannot boot: "grub rescue" error fix

• Nov 12, 2025
• 652
• 0

If you want to start Ubuntu, and only "grub rescue" appears, this is annoying. Probably an error with the Boot Manager Grub is here. We will show you how you can fix the error.

Ubuntu Boot Repair Disk in grub-rescue-error creating

If you, instead of your normal boot screen, the message "grub rescue>" encountered an error with the Grub 2 environment is likely to be. Master files or similar are missing. The Boot Repair Disk is the easiest way to fix this error.

1. Most likely, you will not be able to use your Computer just. Therefore, use this section a replacement device.
2. Download the Boot Repair Disk download.
3. Run the file and follow the instructions. They will help you to create a bootable Repair disc on a blank USB Stick.
4. Eject the Stick and connect it to the error calculator are liable.
5. You boot from the USB Stick. If you have difficulties we can help you here.

The faulty Grub Installation from the Ubuntu remove

1. Select the Option "Recommended repair".
2. The program will ask you a few commands in the Terminal enter.
3. Open the start menu, select accessories > LXTerminal.
4. You will have to copy the specified commands line by line into the Terminal. Follow each command with Enter.
5. Select "Yes" when asked if you want to uninstall Grub. You will install it in the next section new.
6. It can be a bit tricky to use the menu in the Terminal. Please note the guided repair in the main window. The keyboard layouts will be displayed.

Grub re-install - no Rescue error

1. Click the run new installation "Next" or "Forward".
2. Now you will be shown the command to reinstall. You can also copy this and run it with Enter.
3. You will now be prompted to choose the disk on which the boot Manager should be installed. This should usually be the disk is booted.
4. Install Grub on the hard drive.

If it does not work yet: help-seeking in the Grub-Rescue-error under Ubuntu

If the Boot Repair Disk, start with a standing Internet connection, you may receive at the end of a URL. Make a note of this. It contains useful information about your System, to get on the Internet for more help.

In the next practical tip we will show you how you Linux in addition to Windows install can.

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